The standard advice to help jet lag is often to expose yourself to daylight but it only works when timed correctly.

Circadian rhythm, a natural cycle that regulates many biological processes, operates on a 24-hour cycle. Changes in light and dark significantly impact circadian cycles, and abnormalities can disrupt ...

People who are obese burn calories in daily circadian cycles that are altered compared with those who are not obese, with the lowest point of energy expenditure occurring during their awake hours, as ...

The rising and setting of the sun influences the function of every cell in our bodies. Almost every organism on earth—from single-cell algae to humans—has an internal circadian clock which is a ...

We all have a natural rhythm in our lives without even realising it. We feel sleepy at night, awake in the morning, and feel a dip in energy levels in between. It is a natural internal clocking system ...

Cluster headache and migraine have strong ties to the circadian system at multiple levels, new findings that could have significant treatment implications. A meta-analysis of 16 studies showed a ...

Researchers discovered that more than 300 liver genes are under circadian control: Circadian variations affect how much of a drug is available and how effectively the body can break it down. Giving ...

The rising and setting of the sun influences the function of every cell in our bodies. Almost every organism on earth—from single-cell algae to humans—has an internal circadian clock which is a ...

CAMBRIDGE, MA -- Giving drugs at different times of day could significantly affect how they are metabolized in the liver, according to a new study from MIT. Using tiny, engineered livers derived from ...